I have facing an error to create the following view? It's ok in oracle but gave me error in mysql "ERROR 1349 (HY000): View's SELECT contains a subquery in the FROM clause". Please help me in urgent. create or replace view vu1 ...
You create database views for convenience and for performance. When view performance is not enough the next step is creating materialized views. Before turning to materialized views, you should first explore all the performance tweaks you can do to normal MySQL views. For example, you could impro...
Upon installation, MySQL creates arootuser account which you can use to manage your database. This user has full privileges over the MySQL server, meaning it has complete control over every database, table, user, and so on. Because of this, it’s best to avoid using this account ...
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CREATE: createdatabasesandtables(related:How to Create a Database in MySQL) DROP: dropdatabasesand tables SELECT: runSelectstatements to view data INSERT: runInsertstatements to add data to a table UPDATE: runUpdatestatements to change data in a table ...
To create a new view object, you use the CREATE VIEW statement followed by the desired name of the object and the SELECT statement used for abstraction. Here, you create a new view object.mysql> CREATE VIEW population_stats AS SELECT name, population FROM states LEFT JOIN state_population ON...
Let’s create a user ‘user1‘ with ‘ChangeMe‘ as password that the user will have to change: mysql> create user 'user1' identified by 'ChangeMe' password expire; Query OK, 0 rows affected (1.35 sec) Let’s try to connect to MySQL using that new created user: ...
Example of Creating a Simple view: Create view Simple_view as Select e.Emp_Id, e.EmployeeName, e.EmpSalary, e.StateId, e.CityId from Employee e where e.EmployeeName LIKE'[C-K]%' Select * fromSimple_view// to display view data....
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Date: July 10, 2014 04:30AM i referhttp://dev.mysql.com/doc/refman/5.0/en/show-columns.htmland realized syntax "SHOW COLUMNS FROM mydb.mytable;" shows many fields how can i create a view which smart enough to list Table | Fields ...